Installation Procedure
WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- Install the lower differential carrier assembly bushing by performing the following steps:
- Install the J 21474-18 (1), the thrust bearing (2), the J 36616-2 (3), the J 36616-1 (4), and the forcing screw (5) as shown.
- While holding the forcing screw, slowly tighten the J 21474-18 until the bushing has stopped against the step on the bushing and is centered within the differential carrier assembly bushing bore.
- Install the upper differential carrier assembly bushing by performing the following steps:
- Install the J 21474-18 (1), the thrust bearing (2), the J 36616-2 (3), the J 36616-1 (4), and the forcing screw (5) as shown.
- While holding the forcing screw, slowly tighten the J 21474-18 until the bushing has stopped against the step on the bushing and is centered within the differential carrier assembly bushing bore.
- Install the differential carrier assembly. Refer to Differential Carrier Assembly Replacement .
Fig 1: Installing Lower Differential Carrier Assembly Bushing Using J 21474-18, Thrust Bearing, J 36616-2, J 36616-1, & Forcing Screw
Fig 2: Installing Upper Differential Carrier Assembly Bushing J 21474-18, Thrust Bearing, J 36616-2, J 36616-1, & Forcing Screw